. general david petraeus hans over nato command in afghanistan did morning to his replacement, lieutenant general john allen. petraeus leaves the region during a sensitive time. >>> general motors announcing a $300 million investment today, bringing encouraging news to michigan's auto industry. the money could go into a at all-size truck factory in flint. >>> this morning's rush hour should be normal in los angeles. a bridge removal project along the infamous 405 freeway was completed sooner than expected over the weekend. shocking. >> was that much ado about nothing? >> yes. >> really, everyone just kind of went nutty on this whole thing. >> but they did so much media coverage beforehand, i think that's what saved them. >> good preparations. >>> for his final act harry potter turned everything he touched into gold. >> the final movie in the franchise took in a record $168 million in the u.s. this weekend. here's t.j. winick with the story. >> you're a wizard, harry. >> reporter: ten years. eight films. $6 million in ticket sales. harrrr potter has cast a spell over an entire generation.